No-pull harness guides
Fitting, sizing and the research on leash pulling — with every figure traced to a named study.
September 4, 2026
Front clip vs back clip: what the studies actually measured
Two trials, opposite ends of the question: one measured a back-clip harness making pulling worse, the other measured a front clip matching a prong collar. Here is what each one actually found.
September 4, 2026
How to put a harness on a dog
Over-the-head harnesses, step-in harnesses and the two-finger test — plus the fitting error behind almost every complaint that a front clip makes dogs trip.
September 4, 2026
How to measure a dog for a harness
Where to put the tape, why the weight column is the least reliable part of any size chart, and what buyer reports say about charts running generous.
Where to start in our no-pull harness guides
If your dog pulls and you are choosing equipment, read front clip versus back clip first. It sets out the two published trials that bracket the question and explains why two harnesses sold under the same words can work in opposite directions.
If you have already bought a harness and it is not working, the problem is usually fit rather than choice. How to put a harness on a dog covers the single error — a chest panel set too high — behind most complaints in this category.
If you are not sure of the size, how to measure a dog for a harness explains where to put the tape and why the weight column on any chart is the least reliable number on it.
The rest of our no-pull harness guides
What makes a no-pull harness work takes the question directly, with the evidence on both sides. Training a dog to stop pulling covers the part no piece of equipment can do for you. Best no-pull dog harness sets out the four criteria worth applying, whoever you end up buying from.
Every figure in these guides carries a named study, a journal and a year.